She is passionate about making complex scientific concepts accessible to readers. Lab safety rules dictate that one must tie back long hair. Rosemarie Hansen learned the hard way when an open flame ...

This week, the spotlight is on the scientific method: As the world scrambles to deal with the spread of the coronavirus, scientists around the world are working hard trying to devise a vaccine.

This is the basis of the modern scientific method. It blossomed in the 17th century, when a new breed of thinkers took the view that scientific knowledge can only come from first-hand observation.